"ketchum, paul a. "
microbiology: introduction for health professionals/ paul.a. ketchum - ed. - u.s.a. : john wiley and sons 1984. - "vii, 544p.; 24 cm."
0-471-80520-3 hard cover
microbiology--medical microbiology
QR41.2 / .K48 1984
microbiology: introduction for health professionals/ paul.a. ketchum - ed. - u.s.a. : john wiley and sons 1984. - "vii, 544p.; 24 cm."
0-471-80520-3 hard cover
microbiology--medical microbiology
QR41.2 / .K48 1984